20107087

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{379}}^1$

素因数の和:463

約数の個数: 32

約数和(自身を含む): 27578880

約数和(自身を除く): 7471793

約数列:

[1, 7, 11, 13, 53, 77, 91, 143, 371, 379, 583, 689, 1001, 2653, 4081, 4169, 4823, 4927, 7579, 20087, 29183, 34489, 53053, 54197, 140609, 220957, 261131, 379379, 1546699, 1827917, 2872441, 20107087]

約数ペア:

[(1, 20107087), (7, 2872441), (11, 1827917), (13, 1546699), (53, 379379), (77, 261131), (91, 220957), (143, 140609), (371, 54197), (379, 53053), (583, 34489), (689, 29183), (1001, 20087), (2653, 7579), (4081, 4927), (4169, 4823)]